AirHint found the following cheapest return flights from Newark (EWR) to Madrid (MAD) in August 2025 (see full year).

Return flights

25 Aug - 30 Sep	TAP
18 Aug - 15 Sep	TAP
31 Aug - 14 Sep	TAP
31 Aug - 09 Sep	TAP
12 Aug - 09 Sep	TAP
25 Aug - 08 Sep	TAP
24 Aug - 12 Sep	TAP
24 Aug - 11 Sep	TAP
14 Aug - 09 Sep	Air Canada
16 Aug - 10 Sep	Air Canada
14 Aug - 19 Aug	Lufthansa
19 Aug - 27 Aug	United
15 Aug - 26 Aug	Air Canada
17 Aug - 27 Aug	Air Canada
19 Aug - 26 Aug	United
13 Aug - 28 Aug	KLM
14 Aug - 22 Aug	Air Canada
07 Aug - 19 Aug	Air Canada
11 Aug - 20 Aug	Air Canada
12 Aug - 26 Aug	Air Canada

Also check the deals for one-way flights from Newark to Madrid in August.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from Newark to Madrid in August from $270

Return flights